Earbud



FIG. 1 is a front perspective view of an earbud showing our new design for the right ear, the earbud for the left ear is a mirror image;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The dotted line portions of the drawings represent environmental structure only and do not form part of the claimed design. 

CLAIM The ornamental design for earbud, substantially as shown and described. 